<?php

class DatabaseException extends Exception
{
}

class AlreadyExistException extends Exception
{
}

class NotExistException extends Exception
{
}

class NotMatchException extends Exception
{
}

class FormatException extends Exception
{
}

class ParaException extends Exception
{
}

class PermissionDeniedException extends Exception
{
}

class SendEmailFailedException extends Exception
{
}

class NeedMoreDataException extends Exception
{
}